JP2002298074A5 - - Google Patents

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Publication number
JP2002298074A5
JP2002298074A5 JP2002074015A JP2002074015A JP2002298074A5 JP 2002298074 A5 JP2002298074 A5 JP 2002298074A5 JP 2002074015 A JP2002074015 A JP 2002074015A JP 2002074015 A JP2002074015 A JP 2002074015A JP 2002298074 A5 JP2002298074 A5 JP 2002298074A5
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JP
Japan
Prior art keywords
light
target area
light source
target
area
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP2002074015A
Other languages
English (en)
Japanese (ja)
Other versions
JP2002298074A (ja
JP4362264B2 (ja
Filing date
Publication date
Priority claimed from US09/814,269 external-priority patent/US6634553B2/en
Application filed filed Critical
Publication of JP2002298074A publication Critical patent/JP2002298074A/ja
Publication of JP2002298074A5 publication Critical patent/JP2002298074A5/ja
Application granted granted Critical
Publication of JP4362264B2 publication Critical patent/JP4362264B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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JP2002074015A 2001-03-21 2002-03-18 バーコードを均一に照明するための方法および装置 Expired - Fee Related JP4362264B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/814,269 US6634553B2 (en) 2001-03-21 2001-03-21 Method and apparatus for even illumination of a target for image capture
US09/814269 2001-03-21

Publications (3)

Publication Number Publication Date
JP2002298074A JP2002298074A (ja) 2002-10-11
JP2002298074A5 true JP2002298074A5 (zh) 2005-09-02
JP4362264B2 JP4362264B2 (ja) 2009-11-11

Family

ID=25214583

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002074015A Expired - Fee Related JP4362264B2 (ja) 2001-03-21 2002-03-18 バーコードを均一に照明するための方法および装置

Country Status (4)

Country Link
US (1) US6634553B2 (zh)
EP (1) EP1244051B1 (zh)
JP (1) JP4362264B2 (zh)
DE (1) DE60102355T2 (zh)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7140543B2 (en) * 2000-11-24 2006-11-28 Metrologic Instruments, Inc. Planar light illumination and imaging device with modulated coherent illumination that reduces speckle noise induced by coherent illumination
US6693858B2 (en) * 2001-03-21 2004-02-17 Hewlett-Packard Development Company, L.P. Data cartridge detector
US7474781B2 (en) * 2001-09-20 2009-01-06 International Business Machines Corporation Image based bar-code reading and robotic registration apparatus for use in automated tape library systems
US7513428B2 (en) * 2001-11-21 2009-04-07 Metrologic Instruments, Inc. Planar laser illumination and imaging device employing laser current modulation to generate spectral components and reduce temporal coherence of laser beam, so as to achieve a reduction in speckle-pattern noise during time-averaged detection of images of objects illuminated thereby during imaging operations
US6967791B2 (en) 2001-12-06 2005-11-22 Hewlett-Packard Development Company, L.P. Illumination systems and methods
ATE376694T1 (de) * 2002-12-31 2007-11-15 Datalogic Spa Methode zum lesen von graphischer muster und erfassung seines bildes
US7333293B2 (en) * 2004-06-29 2008-02-19 Hewlett-Packard Development Company, L.P. Storage system having a reader with a light sensing portion inclined with respect to an axis of a label of a storage medium
US8890946B2 (en) * 2010-03-01 2014-11-18 Eyefluence, Inc. Systems and methods for spatially controlled scene illumination

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4945429A (en) 1988-01-27 1990-07-31 Storage Technology Corporation Data security arrangement for an automated magnetic tape cartridge library system
US5280161A (en) * 1988-11-18 1994-01-18 West Electric Company, Ltd. Apparatus for optically reading a bar code
US5258605A (en) * 1990-03-13 1993-11-02 Symbol Technologies, Inc. Scan generators for bar code reader using linear array of lasers
US5354977A (en) * 1992-02-27 1994-10-11 Alex Roustaei Optical scanning head
US5331176A (en) * 1992-04-10 1994-07-19 Veritec Inc. Hand held two dimensional symbol reader with a symbol illumination window
US5697699A (en) * 1993-09-09 1997-12-16 Asahi Kogaku Kogyo Kabushiki Kaisha Lighting apparatus
US5544146B1 (en) 1994-08-24 1998-03-03 Hewlett Packard Co Cartridge handling system
US5852288A (en) * 1994-09-19 1998-12-22 Sumitomo Electric Industries, Ltd. Bar code scanning apparatus
US5581071A (en) * 1994-12-06 1996-12-03 International Business Machines Corporation Barcode scanner with adjustable light source intensity
US5644559A (en) 1995-01-04 1997-07-01 Hewlett-Packard Company Flip latch assembly for media autochanger
US5682096A (en) 1995-01-05 1997-10-28 Hewlett-Packard Company Method and apparatus for monitoring operating positions of a media autochanger
JPH1069516A (ja) * 1996-08-28 1998-03-10 Asahi Optical Co Ltd データシンボル読み取り装置
US6160786A (en) 1998-03-20 2000-12-12 Hewlett-Packard Company Cartridge engaging assembly with rack drive thumb actuator system
US6138909A (en) * 1998-07-22 2000-10-31 Advanced Digital Information Corporation Media handling system and method
US6366707B1 (en) 1999-04-13 2002-04-02 Hewlett-Packard Company Imaging apparatus alignment system and method
EP1045330A3 (en) 1999-04-13 2001-11-14 Hewlett-Packard Company, A Delaware Corporation Low power illuminator
US6265705B1 (en) 1999-04-13 2001-07-24 Hewlett-Packard Company Alignment apparatus and method for an imaging system
US6331714B1 (en) * 1999-04-13 2001-12-18 Hewlett-Packard Company Guidance system and method for an automated media exchanger
US6118598A (en) 1999-04-13 2000-09-12 Hewlett-Packard Company Method and apparatus for setting focus in an imaging device
US6246642B1 (en) 1999-04-13 2001-06-12 Hewlett-Packard Company Automated optical detection system and method
US6194697B1 (en) 1999-04-13 2001-02-27 Hewlett-Packard Company Calibration system for an imaging apparatus and method
US6164543A (en) 1999-04-13 2000-12-26 Hewlett-Packard Company Method of deciphering bar codes

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